(21) باب عَسْبِ الْفَحْلِ
Narrated Ibn `Umar:
The Prophet (ﷺ) forbade taking a price for animal copulation.
Reference: Sahih al-Bukhari 2284
In-book reference: Book 37, Hadith 24
USC-MSA web (English) reference(deprecated numbering scheme): Vol. 3, Book 36, Hadith 484